Lifting hook



FIG. 1 is a perspective view of a lifting hook showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and

FIG. 8 is a cross sectional view taken along with line A—A in FIG. 4 thereof;

FIG. 9 is a cross sectional view taken along with line B—B in FIG. 4 thereof;

FIG. 10 is a cross sectional view taken along with line C—C in FIG. 2 thereof; and,

FIG. 11 is an illustrative view thereof.

The broken line showing of a drum and chain in FIG. 11 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a lifting hook, as shown and described. 